Home / 26,543.58-36,628.11-15,212.94

Finding the Fourth Proportional to 26,543.58, 36,628.11 and 15,212.94

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Solution

The fourth proportional to 26,543.58, 36,628.11 and 15,212.94 is: 20,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,543.58 : 36,628.11 = 15,212.94 : x
  2. Step 2: Convert to fraction form
    26,543.58/36,628.11 = 15,212.94/x
  3. Step 3: Cross multiply
    26,543.58x = 36,628.11 × 15,212.94
  4. Step 4: Simplify right side
    26,543.58x = 557,221,239.74
  5. Step 5: Solve for x
    x = 557,221,239.74/26,543.58
  6. Step 6: Final answer
    x = 20,992.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.